X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=sidebyside;f=helm%2Fsoftware%2Fmatita%2Fcontribs%2Fdama%2Fdama%2Flebesgue.ma;h=2e6b0a1e4a0dff99f41016dde281a542eaac9686;hb=bde2f037924b8854d5ed4e6b133c306156a1fcf5;hp=5740db8de5a980f06c254679301fcc0fd522e396;hpb=e7966515539754b5a6efeed89ff8935ca137d651;p=helm.git

diff --git a/helm/software/matita/contribs/dama/dama/lebesgue.ma b/helm/software/matita/contribs/dama/dama/lebesgue.ma
index 5740db8de..2e6b0a1e4 100644
--- a/helm/software/matita/contribs/dama/dama/lebesgue.ma
+++ b/helm/software/matita/contribs/dama/dama/lebesgue.ma
@@ -24,7 +24,7 @@ lemma order_converges_bigger_lowsegment:
 intros; cases p (xi yi Ux Dy Hxy); clear p; simplify; 
 cases Ux (Ixi Sxi); clear Ux; cases Dy (Dyi Iyi); clear Dy;
 cases (Hxy j) (Ia Sa); clear Hxy; cases Ia (Da SSa); cases Sa (Inca SIa); clear Ia Sa;
-intro H2; cases (SSa ? H2) (w Hw); simplify in Hw;
+intro H2; cases (SSa l H2) (w Hw); simplify in Hw;
 cases (H (w+j)) (Hal Hau); apply (Hau Hw);
 qed.   
 
@@ -54,16 +54,16 @@ generalize in match (order_converges_smaller_upsegment ???? H1 ? H2);
 cases H2 (xi yi Hx Hy Hxy); clear H2; simplify in ⊢ (% → % → ?); intros;
 cut (∀i.xi i ∈ [l,u]) as Hxi; [2:
   intros; split; [2:apply H3] cases (Hxy i) (H5 _); cases H5 (H7 _);
-  apply (le_transitive ???? (H7 0)); simplify; 
+  apply (ge_transitive u ??? (H7 0)); simplify; 
   cases (H1 i); assumption;] clear H3;
 cut (∀i.yi i ∈ [l,u]) as Hyi; [2:
   intros; split; [apply H2] cases (Hxy i) (_ H5); cases H5 (H7 _);
-  apply (le_transitive ????? (H7 0)); simplify; 
+  apply (le_transitive l ? (yi i) ? (H7 0)); simplify; 
   cases (H1 i); assumption;] clear H2; 
 split;
 [1: cases Hx; cases H3; cases Hy; cases H7; split;
-    [1: apply (le_transitive ???? (H8 0)); cases (Hyi 0); assumption
-    |2: apply (le_transitive ????? (H4 0)); cases (Hxi 0); assumption]
+    [1: apply (ge_transitive u ?? ? (H8 0)); cases (Hyi 0); assumption
+    |2: apply (le_transitive l ? x ? (H4 0)); cases (Hxi 0); assumption]
 |2: intros 3 (h);
     letin Xi ≝ (⌊n,≪xi n, Hxi n≫⌋);
     letin Yi ≝ (⌊n,≪yi n, Hyi n≫⌋);
@@ -95,11 +95,11 @@ generalize in match (order_converges_smaller_upsegment ???? H1 ? H2);
 cases H2 (xi yi Hx Hy Hxy); clear H2; simplify in ⊢ (% → % → ?); intros;
 cut (∀i.xi i ∈ [l,u]) as Hxi; [2:
   intros; split; [2:apply H3] cases (Hxy i) (H5 _); cases H5 (H7 _);
-  apply (le_transitive ???? (H7 0)); simplify; 
+  apply (ge_transitive u ?? ? (H7 0)); simplify; 
   cases (H1 i); assumption;] clear H3;
 cut (∀i.yi i ∈ [l,u]) as Hyi; [2:
   intros; split; [apply H2] cases (Hxy i) (_ H5); cases H5 (H7 _);
-  apply (le_transitive ????? (H7 0)); simplify; 
+  apply (le_transitive l ? (yi i) ? (H7 0)); simplify; 
   cases (H1 i); assumption;] clear H2;
 letin Xi ≝ (⌊n,≪xi n, Hxi n≫⌋);
 letin Yi ≝ (⌊n,≪yi n, Hyi n≫⌋);
@@ -107,8 +107,8 @@ cases (restrict_uniform_convergence_uparrow ? S ?? (H l u) Xi x Hx);
 cases (restrict_uniform_convergence_downarrow ? S ?? (H l u) Yi x Hy);
 split; [1: assumption]
 intros 3;
-lapply (uparrow_upperlocated ? xi x Hx)as Ux;
-lapply (downarrow_lowerlocated ? yi x Hy)as Uy;
+lapply (uparrow_upperlocated  xi x Hx)as Ux;
+lapply (downarrow_lowerlocated  yi x Hy)as Uy;
 letin Ai ≝ (⌊n,≪a n, H1 n≫⌋);
 apply (sandwich {[l,u]} ≪?, h≫ Xi Yi Ai); [4: assumption;|2:apply H3;|3:apply H5]
 intro j; cases (Hxy j); cases H7; cases H8; split; [apply (H9 0);|apply (H11 0)]